PLASMA GENERATION DEVICE
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United States of America
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Issued Date -
Jan 23, 2020
app pub date -
Mar 31, 2017
filing date -
Mar 31, 2017
priority date (Note) -
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Abstract
A plasma generation device including an electric power supply device to supply electric power to multiple electrodes arranged in a reaction chamber; a processing gas supply device to supply a processing gas to the reaction chamber; and a control device to control operation of the electric power supply device and the processing gas supply device in either of a first operation mode in which, when a stop signal is received while electric power is being supplied to the electrodes in a state with the processing gas being supplied to the reaction chamber, supply of electric power to the electrodes is stopped and supply of the processing gas to the reaction chamber is stopped, and a second operation mode in which supply of electric power to the electrodes is stopped, but the processing gas continues to be supplied to the reaction chamber.
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